MS12-006: Description of the security update for Winhttp in Windows Server 2003 and Windows XP Professional x64 Edition: January 10, 2012


Microsoft has released security bulletin MS12-006. To view the complete security bulletin, visit one of the following Microsoft websites:

How to obtain help and support for this security update

Help installing updates:
Support for Microsoft Update

Security solutions for IT professionals:
TechNet Security Troubleshooting and Support

Help protect your computer that is running Windows from viruses and malware:
Virus Solution and Security Center

Local support according to your country:
International Support

File information

The English (United States) version of this security update has the file attributes (or later file attributes) that are listed in the following table. The dates and times for these files are listed in Coordinated Universal Time (UTC). When you view the file information, it is converted to local time. To find the difference between UTC and local time, use the Time Zone tab in the Date and Time item in Control Panel.

Windows XP and Windows Server 2003 file information notes

  • The files that apply to a specific milestone (RTM, SPn) and service branch (QFE, GDR) are noted in the "SP requirement" and "Service branch" columns.
  • GDR service branches contain only those fixes that are widely released to address widespread, critical issues. QFE service branches contain hotfixes in addition to widely released fixes.
  • In addition to the files that are listed in these tables, this software update also installs an associated security catalog file ( that is signed with a Microsoft digital signature.
For all supported x86-based versions of Windows Server 2003
File nameFile versionFile sizeDateTimePlatformSP requirementService branch
Winhttp.manNot Applicable1,17308-Nov-201109:04Not ApplicableSPSP2QFE\ASMS\51\MSFT\WINDOWS\WINHTTP
Winhttp.manNot Applicable59708-Nov-201109:04Not ApplicableSP2SP2QFE\ASMS\51\POLICY\MSFT\WINDOWS\WINHTTP
Updspapi.dll6.3.4.1379,18407-Jul-201015:19x86NoneNot Applicable
For all supported x64-based versions of Windows Server 2003 and of Windows XP Professional x64 Edition
File nameFile versionFile sizeDateTimePlatformSP requirementService branch
Winhttp.manNot Applicable1,17508-Nov-201122:51Not ApplicableSPSP2QFE\ASMS\51\MSFT\WINDOWS\WINHTTP
Winhttp.manNot Applicable60108-Nov-201122:51Not ApplicableSP2SP2QFE\ASMS\51\POLICY\MSFT\WINDOWS\WINHTTP
Winhttp.manNot Applicable1,17308-Nov-201122:51Not ApplicableSPSP2QFE\ASMS\X86\51\MSFT\WINDOWS\WINHTTP
Winhttp.manNot Applicable59708-Nov-201122:51Not ApplicableSP2SP2QFE\ASMS\X86\51\POLICY\MSFT\WINDOWS\WINHTTP
Updspapi.dll6.3.4.1462,12808-Nov-201122:53x64NoneNot Applicable
For all supported IA-64-based versions of Windows Server 2003
File nameFile versionFile sizeDateTimePlatformSP requirementService branch
Winhttp.manNot Applicable1,17408-Nov-201122:52Not ApplicableSPSP2QFE\ASMS\51\MSFT\WINDOWS\WINHTTP
Winhttp.manNot Applicable59908-Nov-201122:52Not ApplicableSP2SP2QFE\ASMS\51\POLICY\MSFT\WINDOWS\WINHTTP
Winhttp.manNot Applicable1,17308-Nov-201122:52Not ApplicableSPSP2QFE\ASMS\X86\51\MSFT\WINDOWS\WINHTTP
Winhttp.manNot Applicable59708-Nov-201122:52Not ApplicableSP2SP2QFE\ASMS\X86\51\POLICY\MSFT\WINDOWS\WINHTTP
Updspapi.dll6.3.4.1655,15208-Nov-201122:53IA-64NoneNot Applicable


Article ID: 2638806 - Last Review: Jul 18, 2012 - Revision: 1

Microsoft Windows Server 2003 Service Pack 2